You can now read 10 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

The Boston Globe

Health & wellness

G cover

Do you really need a knee replacement?

“Decision aids” help patients weigh pros and cons

When James Jacobsen saw the X-ray images of the worn cartilage in his knees, he understood why his right knee had been causing him pain.

“The X-rays showed bone on bone,” he said. His doctor referred him to an orthopedic specialist, and Jacobsen assumed the worst: That he’d have to get a knee replacement.

Loading comments...

You have reached the limit of 10 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week